Seasonic 300W PC Power Supply, 100 → 264V ac Input, 3.3 V dc, 5 V dc, 12 V dc Output

  • RS stock no. 880-6881
  • Mfr. Part No. EA-300SUG
  • Manufacturer Seasonic
Technical data sheets
Legislation and Compliance
COO (Country of Origin): CN
Product Details

Seasonic 300W Switch Mode Power Supply 80+ EA-300 Series

The Sea Sonic EA-300 is a small 300W computer power supply. The EA-300 features a DC-DC converter design and carries the 80 plus bronze certificate, which provides high power efficiency of at least 87% at normal input voltage. The Sea Sonic EA-300 is cooled by a slim, low noise fan and features active PFC circuit.

80 PLUS GOLD Certificate
Serial ATA ready
DC to DC converter design
High efficiency and reliability
Low ripple & noise
Super low noise fan control
Short circuit protection on all outputs
Over voltage protection & Over power protection
100% hi-pot test
100% burn in, high temperature cycled on/off



Attribute Value
Input Voltage 100 → 264V ac
Output Voltage 3.3 V dc, 5 V dc, 12 V dc
Power Rating 300W
Output Current 10 A, 14 A, 25 A
Length 81.5mm
Width 150mm
Depth 40.5mm
Mounting Type Surface Mount
Efficiency ≥87%
Load Regulation ±5%
Line Regulation ±1%
Series EA-300
Standards Met BSMI, CB, CE, CUL, ErP, FCC, ISO 14001, ISO 9001, RCM, TUV, 80 PLUS GOLD Certificate
Power Signal Conversion Type DC-DC
Input Frequency Range 50/60Hz
20 Available in 4-6 working days for collection or delivery to major cities, unless heavy, bulky, hazardous or lithium metal (T&C’s Apply)
Price (Excl VAT) Each
R 1,037.55
(exc. VAT)
R 1,193.18
(inc. VAT)
Per unit
1 - 4
R 1,037.55
5 - 9
R 1,016.80
10 - 24
R 986.30
25 - 49
R 946.85
50 +
R 908.98
Not Available for premium delivery